Function Notation and Evaluating Functions

Front

Evaluate f(-2) if f(x) = x² + 3

Back

7

Front

f(x) = 4x + 5; find f(4)

Back

21

Front

Given h(x) = 5 - 9x, find h(8)

Back

h(8) = -67

Front

If f(x) = 2x + 1, what is the first step to find f(1)?

Back

Plug a 1 in for all the x's

Front

How do you read f(x)?

Back

f of x

Front

What is function notation?

Back

A way to represent a function using symbols, typically f(x), where f is the function name and x is the input variable.

Front

What does it mean to evaluate a function?

Back

To find the output of a function for a specific input value.

Front

If f(x) = 3x - 4, what is f(2)?

Back

2

Front

What is the domain of a function?

Back

The set of all possible input values (x-values) for the function.

Front

What is the range of a function?

Back

The set of all possible output values (y-values) for the function.